1. A lifting closestool is characterized in that: comprises a closestool seat body, a lifting mechanism and a base;

the closestool seat body comprises a shell and a urinal;

the shell is sleeved outside the base, a telescopic pipe is arranged in the base, and the telescopic pipe is communicated with the urinal and arranged beside a urinal stroke track;

the lifting mechanism is arranged on the base, and the urinal is erected above the base through the lifting mechanism;

the lifting mechanism comprises two groups of scissor assemblies, a transmission part and an electric driving part which are arranged in a mirror image manner; the two groups of scissor assemblies are arranged in a mirror image manner, and a urinal accommodating cavity is arranged between the two scissor assemblies; the electric driving piece controls the synchronous lifting of the two groups of scissors assemblies through the transmission piece.

2. The lifting toilet according to claim 1, wherein: the scissors assembly comprises two supporting pieces and a scissors arm, the two supporting pieces are arranged at the upper portion and the lower portion, the two scissors arms are connected, the supporting pieces are provided with sliding rails, the end portions of the scissors arms are provided with idler wheels, and the idler wheels are arranged in the sliding rails.

3. The lifting toilet according to claim 2, wherein: the guide groove is formed in the slide rail, the scissor fork arm is provided with a sliding end and a rotating end, the sliding end slides along the track of the guide groove, and the rotating end is pivoted to the slide rail.

4. The lifting toilet according to claim 2, wherein: the transmission part is arranged at the bottom of the lifting mechanism and is respectively connected with the scissor arms of the two scissor assemblies.

5. The lifting toilet according to claim 2, wherein: the transmission part comprises a transmission rod and a connecting rod, two ends of the transmission rod are respectively connected with the scissor arms of the two scissor assemblies, the connecting rod is fixed on the peripheral wall of the transmission rod, and the connecting rod is pivoted with the electric driving part.

6. The elevating toilet as set forth in claim 5, wherein: the electric driving part comprises a motor, the motor is provided with a screw rod or an electric push rod, and the screw rod or the electric push rod is pivoted with the connecting rod.

7. The elevating toilet as set forth in claim 6, wherein: the electric driving part is arranged on the base and is positioned between the two groups of scissor assemblies or behind the two groups of scissor assemblies.

8. The lifting toilet according to claim 2, wherein: the two supporting pieces are fixed supporting pieces and movable supporting pieces, the fixed supporting pieces are fixed on the base, and the movable supporting pieces are connected to the skirt edge of the urinal.

9. The elevating toilet as set forth in claim 8, wherein: the cross-sections of the movable supporting piece and the fixed supporting piece are U-shaped, the inner walls of the U-shaped form the sliding rails, and the U-shaped openings of the two supporting pieces are oppositely arranged.

10. The elevating toilet as set forth in claim 8, wherein: the projections of the movable supporting piece and the fixed supporting piece in the vertical direction are not overlapped, and two ends of the scissor arm are respectively connected to one side of the two supporting pieces, which are close to each other.

11. The lifting toilet according to claim 2, wherein: the number of the scissor arms is at least two, the scissor arms are sequentially arranged along the length direction of the supporting piece, and the number of the guide grooves is matched with the number of the scissor arms.

12. The elevating toilet as set forth in claim 11, wherein: the scissor fork arm comprises a first inclined rod and a second inclined rod, a through groove is formed in the first inclined rod, and the second inclined rod penetrates through the through groove.

13. The elevating toilet as set forth in claim 12, wherein: the second oblique rod is pivoted at the center of the through groove.

14. The lifting toilet according to claim 1, wherein: the bottom of the urinal is provided with a side opening, the side opening is connected with a siphon pipeline, and the telescopic pipe is communicated with the siphon pipeline.

Background

The lifting closestool is suitable for users with different heights to experience. More current over-and-under type closestool concentrates on wall-hung type closestool, and its reason lies in only needing steel structural support spare to arrange again to elevating system spare part, can realize the wall-hung type closestool of liftable.

The existing lifting closestool has the following defects: 1. the installation is complicated, non-professional personnel cannot complete the installation work, and if the problems of pipeline breakage, falling, blockage and the like occur, the maintenance cost is high; 2. the lifting mechanism is separated from the stroke track of the closestool, and a relevant detection device is required to be installed in order to prevent the lifting wall-hung closestool from colliding with foreign matters on the lower part of the closestool in the descending process; 3. the lifting mechanisms connected with the two sides of the closestool are separately arranged, so that the problems of asynchronous movement and uneven stress are easily caused; 4. the lifting mechanism is positioned in a wet toilet for a long time, and the risk of oxidation of moisture to metal is easily caused when the sealing treatment is not carried out, so that potential safety hazards exist in the lifting movement; 5. the lifting mechanism has a complex structure, occupies a large area in the toilet and can even limit the lifting stroke of the toilet.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, provides a lifting closestool and solves the problems in the background technology.

The technical scheme adopted by the invention for solving the technical problems is as follows: the lifting closestool comprises a closestool seat body, a lifting mechanism and a base;

the closestool seat body comprises a shell and a urinal;

the shell is sleeved outside the base, a telescopic pipe is arranged in the base, and the telescopic pipe is communicated with the urinal and arranged beside a urinal stroke track;

the lifting mechanism is arranged on the base, and the urinal is erected above the base through the lifting mechanism;

the lifting mechanism comprises two groups of scissor assemblies, a transmission part and an electric driving part which are arranged in a mirror image manner; the two groups of scissor assemblies are arranged in a mirror image manner, and a urinal accommodating cavity is arranged between the two scissor assemblies; the electric driving piece controls the synchronous lifting of the two groups of scissors assemblies through the transmission piece.

In a preferred embodiment of the present invention, the scissors assembly includes two supporting members disposed vertically and a scissors arm connecting the two supporting members, the supporting members are provided with slide rails, and the ends of the scissors arm are provided with rollers disposed in the slide rails.

In a preferred embodiment of the present invention, the slide rail is provided with a guide slot, the scissor arm is provided with a sliding end and a rotating end, the sliding end slides along the track of the guide slot, and the rotating end is pivoted to the slide rail.

In a preferred embodiment of the present invention, the transmission member is disposed at the bottom of the lifting mechanism and is respectively connected to the scissors arms of the two scissors assemblies.

In a preferred embodiment of the present invention, the transmission member includes a transmission rod and a connection rod, two ends of the transmission rod are respectively connected to the scissor arms of the two sets of scissor assemblies, the connection rod is fixed to the peripheral wall of the transmission rod, and the connection rod is pivotally connected to the electric driving member.

In a preferred embodiment of the present invention, the electric driving element includes a motor, and the motor is provided with a lead screw or an electric push rod, and the lead screw or the electric push rod is pivotally connected to the connecting rod.

In a preferred embodiment of the present invention, the electric driving member is disposed on the base and located between or behind the two sets of scissors assemblies.

In a preferred embodiment of the present invention, the two supporting members are a fixed supporting member fixed on the base and a movable supporting member connected to the skirt of the urinal.

In a preferred embodiment of the present invention, the movable supporting member and the fixed supporting member have U-shaped cross sections, the inner wall of the U-shape forms the sliding rail, and the U-shaped openings of the two supporting members are disposed opposite to each other.

In a preferred embodiment of the present invention, the projections of the movable supporting member and the fixed supporting member in the vertical direction do not overlap, and both ends of the scissor arm are respectively connected to the sides of the two supporting members which are close to each other.

In a preferred embodiment of the present invention, the number of the scissor arms is at least two, the scissor arms are sequentially arranged along the length direction of the support member, and the number of the guide grooves is matched with the number of the scissor arms.

In a preferred embodiment of the present invention, the scissor arm includes a first diagonal rod and a second diagonal rod, the first diagonal rod is provided with a through slot, and the second diagonal rod is inserted into the through slot.

In a preferred embodiment of the present invention, the second oblique rod is pivotally connected to the center of the through slot.

In a preferred embodiment of the invention, a side opening is arranged at the bottom of the urinal, a siphon pipeline is connected with the side opening, and the telescopic pipe is communicated with the siphon pipeline.

Compared with the background technology, the technical scheme has the following advantages:

1. the invention has simple and reasonable structure, safe and stable performance, low cost, good strength, small occupied space, strong load-carrying capacity, installation time saving and contribution to large-batch production and quick assembly;

2. the electric closestool lifting mechanism drives the transmission part to move by utilizing the electric driving part so as to drive the scissor assembly to move and further realize the lifting of the closestool, and the scissor assembly lifting mechanism is fixed by self-locking of the motor, so that the synchronism and consistency of the scissor assembly are better ensured, and the phenomenon that the closestool is inclined due to uneven stress is avoided;

3. the invention is arranged at the bottom of the closestool, does not occupy the rest area in the toilet, and simultaneously adopts the casing pipe type connection of the casing and the base, so the structure is beautiful, the collision in the lifting process of the closestool can be avoided, the internal sealing performance is also ensured, and the corrosion of the wet air in the toilet to the internal components is avoided;

4. the projections of the supporting pieces in the vertical direction are not overlapped, the folding minimum volume of the lifting mechanism and the maximum lifting stroke of the closestool can be realized, the range of suitable people is wide, and the supporting pieces can fully cover infants and adults.

Drawings

FIG. 1 is a structural view of an elevating mechanism in embodiment 1;

fig. 2 is an exploded view of the elevating mechanism of embodiment 1;

in fig. 3, a and b are diagrams of the lifting mechanism of the embodiment 1 in a descending state and a lifting state respectively;

FIG. 4 is a view showing a state where the toilet bowl of embodiment 1 is lowered to the lowest position;

FIG. 5 is a view showing the state where the toilet bowl of embodiment 1 is raised to the highest position;

FIG. 6 is a view showing the structure of a urinal and a siphon pipe according to embodiment 1;

FIG. 7 is a schematic view of the structure of the electric putter and its arrangement position in accordance with embodiment 2;

FIG. 8 is a structural view of an elevating mechanism in embodiment 3;

fig. 9 is an exploded view of the elevating mechanism of embodiment 3;

in FIG. 10, a, b and c are diagrams of the descending, middle and ascending states of the elevating mechanism of embodiment 3, respectively;

FIG. 11 is a view showing a state where the toilet bowl of embodiment 3 is lowered to the lowest position;

FIG. 12 is a view of the toilet bowl of embodiment 3 in an intermediate state;

FIG. 13 is a view showing the toilet of embodiment 3 in a state of being raised to the highest position;

FIG. 14 is a structural view of an elevating mechanism in embodiment 4;

fig. 15 a and b are diagrams showing the ascending and descending states of the ascending and descending mechanism according to embodiment 4;

fig. 16 is an exploded view of the elevating mechanism of embodiment 4;

FIG. 17 is a structural view of an elevating mechanism in embodiment 5;

fig. 18 is an exploded view of the elevating mechanism of embodiment 5.

The device comprises a shell 11, a urinal 12, a siphon pipe 13, a base 14, a telescopic pipe 15, an upright column 16, a lifting mechanism 2, a movable support 21, a fixed support 22, a rotating shaft 23, a sliding rail 24, a convex strip 241, a guide groove 25, a scissor arm 26, a first inclined rod 261, a second inclined rod 262, a penetrating groove 263, a roller 27, a transmission rod 28, a connection rod 29, a connecting rod 291, a base 3, a motor with a screw rod 31, a transmission nut 32 and an electric push rod 33.

Detailed Description

It should be noted that the terms "front" and "back" refer to directions close to and away from the user, and the terms "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like refer to orientations and positional relationships based on the orientation shown in the drawings, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Example 1

The lifting closestool comprises a closestool seat body, a lifting mechanism 2 and a base 14;

the toilet seat body comprises a shell 11 and a urinal 12;

the shell 11 is sleeved outside the base 14, an expansion pipe 15 is arranged in the base 14, and the expansion pipe 15 is communicated with the urinal 12 and is arranged beside the stroke track of the urinal 12; in this embodiment, the bottom of the urinal 12 is provided with a side opening, the side opening is connected with the siphon pipe 13, the side opening is not arranged at the bottom, and the telescopic pipe 15 is communicated with the siphon pipe 13 to provide a space for lifting the urinal 12 and prevent the pipe from falling off.

The lifting mechanism 2 is arranged on the base 14, and the urinal 12 is erected above the base 14 through the lifting mechanism 2;

the lifting mechanism 2 comprises two groups of scissor assemblies, a transmission part and an electric driving part which are arranged in a mirror image manner; the two groups of scissor assemblies are arranged in a mirror image manner, and a urinal 12 accommodating cavity is arranged between the two scissor assemblies; the electric driving piece controls the synchronous lifting of the two groups of scissors assemblies through the transmission piece.

The scissor assembly is a single scissor assembly, and comprises two support pieces (a movable support piece 21 and a fixed support piece 22) arranged at the upper part and the lower part and a scissor arm 26 connected with the two support pieces, wherein the cross section of each support piece is in a U shape, a slide rail 24 is arranged in the U shape, the scissor arm 26 consists of a first inclined rod 261 and a second inclined rod 262, the centers of the two inclined rods 261 and 262 are connected through a rotating shaft 23, the end part of the scissor arm 26 is provided with a roller 27, and the roller 27 is arranged in the slide rail 24.

The side wall of the slide rail 24 at the front end is provided with a guide groove 25 with a length shorter than that of the support member, the scissor arm 26 is provided with a sliding end and a rotating end, the axis of the roller 27 connected with the sliding end is inserted into the guide groove 25 to ensure that the roller 27 slides along the track of the guide groove 25, and the roller 27 connected with the rotating end rotates at a fixed position in the slide rail 24.

The transmission parts are arranged at the bottom of the lifting mechanism 2 and are respectively connected with the scissor arms 26 of the two scissor assemblies. In this embodiment, the transmission member includes a transmission rod 28 and a connection rod 29, two ends of the transmission rod 28 are respectively connected with the rotating ends of the scissors arms 26 of the two sets of scissors assemblies, and the connection rod 29 is fixed on the peripheral wall of the transmission rod 28 and perpendicular to the transmission rod 28.

The electric drive piece comprises a worm and gear motor 31, the motor 31 is provided with a screw rod, the tail end of the screw rod is connected with a transmission nut 32, and the transmission nut 32 is pivoted with the connecting rod 29. The electric driving part is arranged on the base 3, and the base 3 is arranged on the base 14 and is positioned behind the two groups of scissor assemblies. The screw rod of the motor 31 pushes the transmission nut 32 to move back and forth, and the connecting rod 29 with the transmission nut 32 moves to rotate the transmission rod 28 fixed with the connecting rod 29, so that the sliding end of the scissor arm 26 is driven to slide along the guide groove 25, and the movable support piece 21 is lifted; when the toilet bowl falls to the lowest point, the base is hidden in the shell, and when the toilet bowl rises to the highest point, the base and the shell are kept sealed to prevent internal components from being corroded by water vapor. The movable support piece 21 is erected on the upper edge of the urinal 12, in the lifting process, the urinal 12 freely moves in the accommodating cavity between the two sets of scissor assemblies, the lifting height of the urinal 12 can be controlled through the length of the guide groove 25, the maximum lifting stroke of the minimum occupied volume is realized, and the collision of the toilet can be avoided.

Example 2

Example 2 differs from example 1 in that: the both ends of transfer line 28 are connected with the slip end of the scissors fork arm 26 of two sets of scissors fork subassemblies respectively, electric drive spare includes motor 31, motor 31 is equipped with electric putter 33, electric putter 33 and connecting piece pin joint, electric drive spare sets up in base 14 to be located between two sets of scissors fork subassemblies, further save the rear end space, electric putter directly pushes away, avoids the loss of drive power.

Example 3

Example 3 differs from example 1 in that: the double-scissor assembly is adopted, namely the number of the scissor arms 26 is two, the scissor arms are sequentially arranged along the length direction of the support piece, the number of the guide grooves 25 and the number of the transmission rods 28 are the same as that of the inclined rods of the scissor arms 26, and the connecting rods of the two transmission rods are connected with each other through the connecting rods 291.

In this embodiment, the two supporting members are a fixed supporting member 22 and a movable supporting member 21, the fixed supporting member 22 is installed on the base 14, the movable supporting member 21 is connected to the urinal 12 through the upright post 16, the projections of the two supporting members in the vertical direction do not overlap, and the two ends of the scissor arm 26 are respectively connected to the sides of the two supporting members close to each other, so that the movable supporting member 21 is staggered from the fixed supporting member 22 in the descending process, and the movable supporting member 21 and the fixed supporting member 22 can be located on the same plane, even under the plane of the fixed supporting member 22, the toilet stroke is further increased, thereby reducing the size of the lifting mechanism and occupying a smaller space.

Example 4

The lifting closestool comprises a closestool seat body, a lifting mechanism 2 and a base 14;

the toilet seat body comprises a shell 11 and a urinal 12;

the shell 11 is sleeved outside the base 14, an expansion pipe 15 is arranged in the base 14, and the expansion pipe 15 is communicated with the urinal 12 and is arranged beside the stroke track of the urinal 12; in this embodiment, the bottom of the urinal 12 is provided with a side opening, the side opening is connected with the siphon pipe 13, the side opening is not arranged at the bottom, and the telescopic pipe 15 is communicated with the siphon pipe 13 to provide a space for lifting the urinal 12 and prevent the pipe from falling off.

The lifting mechanism 2 is arranged on the base 14, and the urinal 12 is erected above the base 14 through the lifting mechanism 2;

the lifting mechanism 2 comprises two groups of scissor assemblies, a transmission part and an electric driving part which are arranged in a mirror image manner; the two groups of scissor assemblies are arranged in a mirror image manner, and a urinal 12 accommodating cavity is arranged between the two scissor assemblies; the electric driving piece controls the synchronous lifting of the two groups of scissors assemblies through the transmission piece.

The double-scissor assembly is adopted, namely the number of the scissor arms 26 is two, the scissor arms are sequentially arranged along the length direction of the support piece, the number of the transmission rods 28 is matched with the number of the scissor arms 26, and the connecting rods of the two transmission rods are connected with each other through the connecting rod 291. The cross section of the supporting piece is U-shaped, a sliding rail 24 is arranged in the U-shaped, the scissor arm 26 is composed of a first inclined rod 261 and a second inclined rod 262, the centers of the two inclined rods 261 and 262 are connected through a rotating shaft 23, a roller 27 is arranged at the end part of the scissor arm 26, and the roller 27 is arranged in the sliding rail 24.

The scissor arms 26 are provided with sliding ends and rotating ends, the rollers 27 connected to the sliding ends slide along the track of the slide rails 24 in the support, and the rollers 27 connected to the rotating ends rotate at fixed positions in the slide rails 24.

The transmission parts are arranged at the bottom of the lifting mechanism 2 and are respectively connected with the scissor arms 26 of the two scissor assemblies. In this embodiment, the transmission member includes a transmission rod 28 and a connection rod 29, two ends of the transmission rod 28 are respectively connected with the rotating ends of the scissors arms 26 of the two sets of scissors assemblies, and the connection rod 29 is fixed on the peripheral wall of the transmission rod 28 and perpendicular to the transmission rod 28.

The electric drive piece comprises a worm and gear motor 31, the motor 31 is provided with a screw rod, the tail end of the screw rod is connected with a transmission nut 32, and the transmission nut 32 is pivoted with the connecting rod 29. The electric driving part is arranged on the base 3, and the base 3 is arranged on the base 14 and is positioned behind the two groups of scissor assemblies.

In this embodiment, a double-scissor assembly is adopted, the side wall of the slide rail 24 does not need to be provided with the guide groove 25, and a travel limiting part, such as a bump, can be arranged in the rail of the slide rail 24 as required. In addition, the opening part of U type can be as required one section sand grip 241 of inwards extending, with the gyro wheel 27 cladding, solve the eccentric problem of turning on one's side that probably appears, further guarantee the stability of structure. The fixed support 22 extends a certain length to be connected with the base 3. The screw of the motor 31 drives the transmission nut 32 to move back and forth, and the transmission nut 32 drives the connecting rod 29 to move, so that the transmission rod 28 fixed with the connecting rod 29 rotates, and the sliding end of the scissor arm 26 is driven to slide in the slide rail 24, and the movable support 21 is lifted (see a and b in fig. 15).

Example 5

Example 5 differs from example 4 in that: by adopting the double-scissor assembly, the side wall of the slide rail 24 does not need to be provided with the guide groove 25 and any travel limiting part.

The scissor arm comprises a first inclined rod 261 and a second inclined rod 262, a through groove 263 is formed in the center of the first inclined rod 261, the second inclined rod 262 penetrates through the through groove 263 and is pivoted to the center of the through groove 263, an embedded tightening mode is adopted, the X-shaped mechanism of the scissor arm is better prevented from being eccentric, meanwhile, a certain required length is set through the through groove 263, stroke limiting is also carried out at the highest position and the lowest position, and the scissor arm is safe and reliable. In addition, the transmission nut is arranged in a central symmetry mode, and transmission efficiency is higher.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.